${['a1','a2'],['b1','b2'],['c1','c2']}
${[['a1','a2'],['b1','b2']],['c1','c2']}
${['a1','a2'],[['b1','b2'],['c1','c2']]}
${'a1':'a2','b1':'b2','c1':'c2'}
${['a1':'a2','b1':'b2'],'c1':'c2'}
${'a1':'a2',['b1':'b2','c1':'c2']}
${1, 2..5, 9}
${1, (2..5), 9}
${1, [2..5], 9}
${1, 2..5}
${1, (2..5)}
${1, [2..5]}
${2..5, 9}
${(2..5), 9}
${[2..5], 9}
